PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • It is essential that impurities such as oxygen, carbon dioxide, carbon monoxide, water, and other materials which are reactive with the metal borohydride be avoided in the system in view of the highly hazardous and explosive nature of the borohydride reagent.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com